Alright, let's work through 38514115 times 428171 step by step
38514115 × 428171 = 428171 × (38514115)
+ 428171 × 5 producing 2140855
+ 428171 × 10 yielding 4281710
+ 428171 × 100 resulting in 42817100
+ 428171 × 4000 which equals 1712684000
+ 428171 × 10000 resulting in 4281710000
+ 428171 × 500000 that is equal 214085500000
+ 428171 × 8000000 what gives us 3425368000000
+ 428171 × 30000000 yielding 12845130000000

= 16490627133665
